201001202103 has 32 divisors (see below), whose sum is σ = 305134412800. Its totient is φ = 116671072896.

The previous prime is 201001202081. The next prime is 201001202107. The reversal of 201001202103 is 301202100102.

It is not a de Polignac number, because 201001202103 - 2⁵ = 201001202071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001202107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 422575 + ... + 761952.

It is an arithmetic number, because the mean of its divisors is an integer number (9535450400).

Almost surely, 2^201001202103 is an apocalyptic number.

201001202103 is a deficient number, since it is larger than the sum of its proper divisors (104133210697).

201001202103 is a wasteful number, since it uses less digits than its factorization.

201001202103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184791.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201001202103 its reverse (301202100102), we get a palindrome (502203302205).

The spelling of 201001202103 in words is "two hundred one billion, one million, two hundred two thousand, one hundred three".